14289839 has 2 divisors, whose sum is σ = 14289840. Its totient is φ = 14289838.

The previous prime is 14289787. The next prime is 14289841. The reversal of 14289839 is 93898241.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 14289839 - 2¹⁶ = 14224303 is a prime.

It is a Sophie Germain prime.

Together with 14289841, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 14289839.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14249839) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7144919 + 7144920.

It is an arithmetic number, because the mean of its divisors is an integer number (7144920).

Almost surely, 2^14289839 is an apocalyptic number.

14289839 is a deficient number, since it is larger than the sum of its proper divisors (1).

14289839 is an equidigital number, since it uses as much as digits as its factorization.

14289839 is an evil number, because the sum of its binary digits is even.

The product of its digits is 124416, while the sum is 44.

The square root of 14289839 is about 3780.1903391232. The cubic root of 14289839 is about 242.6661008202. Note that the first 3 decimals are identical.

The spelling of 14289839 in words is "fourteen million, two hundred eighty-nine thousand, eight hundred thirty-nine".